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A271620 as a simple table

na(n)
00
10
21
30
40
50
61
70
83
90
101
110
120
130
141
150
160
170
181
190
200
210
221
230
2412
250
261
270
280
290
301
310
322
330
341
350
360
370
381
390
403
410
421
430
440
450
461
470
480
490
501
510
520
530
541
550
564
570
581
590
600
610
621
630
640
650
661
670
680
690
701
710
722
730
741
750
760
770
781
790
800
810
821
830
840
850
861
870
883
890
901
910
920
930
941
950
963
970
981
990
1000
1010
1021
1030
1042
1050
1061
1070
1080
1090
1101
1110
1120
1130
1141
1150
1160
1170
1181
1190
1202
1210
1221
1230
1240
1250
1261
1270
1282

[0,0,1,0,0,0,1,0,3,0,1,0,0,0,1,0,0,0,1,0,0,0,1,0,
 12,0,1,0,0,0,1,0,2,0,1,0,0,0,1,0,3,0,1,0,0,0,1,0,
 0,0,1,0,0,0,1,0,4,0,1,0,0,0,1,0,0,0,1,0,0,0,1,0,2,
 0,1,0,0,0,1,0,0,0,1,0,0,0,1,0,3,0,1,0,0,0,1,0,3,0,
 1,0,0,0,1,0,2,0,1,0,0,0,1,0,0,0,1,0,0,0,1,0,2,0,1,
 0,0,0,1,0,2]